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SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN name ON name.patent = patent.patent AND name.type = patent.type WHERE (last_name = 'HIBBARD') AND (first_name = 'Robert L.') ORDER BY date ASC, patent, type

Total of 1 patents found where: Last Name is 'HIBBARD'; First Name is 'Robert L.';

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T / S Patent Date Description Patentee Category Assigned To
 1925
U 1,556,440 October 6, 1925 Press for Making Insulators and the Like
Press for forming threads in porcelain insulators and to prevent damaging the threaded pinhole once formed
HIBBARD, Robert L.
Press  

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